Baking soda, scrubbed into fabric with a soft bristled brush, if fabric permits. Let set 2-4 hours, then vacuum thoroughly.
Baking soda. Sprinkle on liberally, let sit for a few hours and vacuum up.
Using an empty, recycled, approx. 30 oz. spray bottle ( or you can buy one ) Fill it with 1/8 cup liquid fabric softener & 2 tablespoons baking soda. Now add in warm water to fill the spray bottle to half full. Shake until the baking soda is completely dissolved. Add enough warm water to fill the bottle and shake again before spraying on your sofa. Your sofa will smell fresh and clean :)
Soap and a Towel and 2 Buckets: One to Wash, One to Rinse.
100% pure essential oils for odors, dry baking soda to clean as Naomi & Olivia posted
This is my favorite Febreze style air freshener. It's an all-natural DIY and easy to make. Hope this helps! Hugs, Holly
PS - I'm getting ready to release a FREE eBook with recipes for all of my homemade and all-natural cleaners. If you want to know when it's released, you can get it here --> https://pinkfortitude.com/thank/